Compilers permit Unicode control and homoglyph characters

Overview Attacks that allow for unintended control of Unicode and homoglyphic characters, described by the researchers in this report leverage text encoding that may cause source code to be interpreted differently by a compiler than it appears visually to a human reviewer. Source code compilers,...

Trojan Source CVE-2021-42572: No Panic Necessary

What is this thing? Researchers at the University of Cambridge and the University of Edinburgh recently published a paper on an attack technique they call “Trojan Source.” The attack targets a weakness in text-encoding standard Unicode—which allows computers to handle text across many different...

GitLab 代码注入漏洞

GitLab is an open source, end-to-end software development platform from GitLab, Inc. with built-in version control, issue tracking, code review, CI/CD Continuous Integration and Continuous Delivery, and other features. A code injection vulnerability exists in GitLab that stems from the possibilit...

Trojan Source: Hiding malicious code in plain sight

Researchers at the University of Cambridge, UK, have released details of a cunning and insidious new class of software vulnerability that allows attackers to hide code in plain sight, within the source code of computer programs. The techniques demonstrated by the researchers could be used to pois...

RHEL 7 : binutils (RHSA-2021:4036)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:4036 advisory. The binutils packages provide a collection of binary utilities for the manipulation of object code in various object file formats. It includes the ar...

RHEL 7 : binutils (RHSA-2021:4037)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:4037 advisory. The binutils packages provide a collection of binary utilities for the manipulation of object code in various object file formats. It includes the ar...

Unicode characters allow malicious code to be hidden from a human reviewer (Bamboo) - CVE-2021-42574

Researchers at the University of Cambridge reported a vulnerability affecting Bamboo where special characters, known as Unicode bidirectional override characters, are not rendered or displayed in the affected applications. These special characters are typically not displayed by the browser or cod...

Unicode characters allow malicious code to be hidden from a human reviewer (Bamboo) - CVE-2021-42574

Researchers at the University of Cambridge reported a vulnerability affecting Bamboo where special characters, known as Unicode bidirectional override characters, are not rendered or displayed in the affected applications. These special characters are typically not displayed by the browser or cod...

Unicode characters allow malicious code to be hidden from a human reviewer (Fisheye & Crucible) - CVE-2021-42574

Researchers at the University of Cambridge reported a vulnerability affecting Fisheye and Crucible where special characters, known as Unicode bidirectional override characters, are not rendered or displayed in the affected applications. These special characters are typically not displayed by the...

Unicode characters allow malicious code to be hidden from a human reviewer (Fisheye & Crucible) - CVE-2021-42574

Researchers at the University of Cambridge reported a vulnerability affecting Fisheye and Crucible where special characters, known as Unicode bidirectional override characters, are not rendered or displayed in the affected applications. These special characters are typically not displayed by the...

Oracle Linux 7 : binutils (ELSA-2021-4033)

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2021-4033 advisory. 2.27-44.base.0.3.1 - Forward-port patches to 2.27-44.base.1 - Reviewed-by: Jose E. Marchesi 2.27-44.base.0.2.1 - Forward-port patches to 2.27-44.base.1 -...

Scientific Linux Security Update : binutils on SL7.x i686/x86_64 (2021:4033)

The remote Scientific Linux 7 host has packages installed that are affected by a vulnerability as referenced in the SLSA-2021:4033-1 advisory. - Developer environment: Unicode's bidirectional BiDi override characters can cause trojan source attacks CVE-2021-42574 Note that Nessus has not tested f...

RHEL 7 : binutils (RHSA-2021:4035)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:4035 advisory. The binutils packages provide a collection of binary utilities for the manipulation of object code in various object file formats. It includes the ar...

binutils security update

2.27-44.base.0.3.1 - Forward-port patches to 2.27-44.base.1 - Reviewed-by: Jose E. Marchesi 2.27-44.base.0.2.1 - Forward-port patches to 2.27-44.base.1 - Reviewed-by: Jose E. Marchesi 2.27-44.base.1 - Add ability to control the display of unicode characters. 2009168...

Vulnerabilities related to Unicode fixed

Researchers from the universities of Cambridge and Edinburgh have developed developed attack methods for compromising open-source software. This involves the abuse of Unicode control characters. By placing control characters in the source code at tactical places in tactical places, source code is...

RHEL 7 : binutils (RHSA-2021:4034)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:4034 advisory. The binutils packages provide a collection of binary utilities for the manipulation of object code in various object file formats. It includes the ar...

Unicode characters allow malicious code to be hidden from a human reviewer (JSM Server & Insight asset management App) - CVE-2021-42574

Researchers at the University of Cambridge reported a vulnerability affecting Jira Service Management Server / DC and Insight Asset Management app where special characters, known as Unicode bidirectional override characters, are not rendered or displayed in the affected applications. These specia...

Unicode characters allow malicious code to be hidden from a human reviewer (JSM Server & Insight asset management App) - CVE-2021-42574

Researchers at the University of Cambridge reported a vulnerability affecting Jira Service Management Server / DC and Insight Asset Management app where special characters, known as Unicode bidirectional override characters, are not rendered or displayed in the affected applications. These specia...

Unicode characters allow malicious code to be hidden from a human reviewer (Jira Server) - CVE-2021-42574

Researchers at the University of Cambridge reported a vulnerability affecting Jira Server / DC where special characters, known as Unicode bidirectional override characters, are not rendered or displayed in the affected applications. These special characters are typically not displayed by the...

Unicode characters allow malicious code to be hidden from a human reviewer (Jira Server) - CVE-2021-42574

Researchers at the University of Cambridge reported a vulnerability affecting Jira Server / DC where special characters, known as Unicode bidirectional override characters, are not rendered or displayed in the affected applications. These special characters are typically not displayed by the...