CVE-2021-27861: Improper Handling of Length Parameter Inconsistency

Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using LLC/SNAP headers with invalid length and optionally VLAN0 headers...

CVE-2021-27853: Authentication Bypass by Spoofing

Layer 2 network filtering capabilities such as IPv6 RA guard or ARP inspection can be bypassed using combinations of VLAN 0 headers and LLC/SNAP headers...

L2 network security controls can be bypassed using VLAN 0 stacking and/or 802.3 headers

Overview Layer-2 L2 network security controls provided by various devices, such as switches, routers, and operating systems, can be bypassed by stacking Ethernet protocol headers. An attacker can send crafted packets through vulnerable devices to cause Denial-of-service DoS or to perform a...

CVE-2021-27854: Authentication Bypass by Spoofing

Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using combinations of VLAN 0 headers, LLC/SNAP headers, and converting frames from Ethernet to Wifi and its reverse...

PT-2022-9877 · Cisco · Cisco Ios +2

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided descriptions. Description: The issue allows Layer 2 network filtering capabilities, such as IPv6 RA guard, to be bypassed. This can be achieved by using LLC/SNAP headers with...

PT-2022-9878 · Ieee +1 · 802.2 +3

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided descriptions. Description: The issue allows Layer 2 network filtering capabilities, such as IPv6 RA guard, to be bypassed. This can be achieved by utilizing LLC/SNAP headers with...

CVE-2021-27862: Improper Handling of Length Parameter Inconsistency

Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using LLC/SNAP headers with invalid length and Ethernet to Wifi frame conversion and optionally VLAN0 headers...

Void Balaur Hackers-for-Hire Targeting Russian Businesses and Politics Entities

A hack-for-hire group that was first exposed in 2019 has expanded its focus to set its sights on entities with business or political ties to Russia. Dubbed Void Balaur, the cyber mercenary collective has a history of launching cyberattacks against biotechnology and telecom companies since 2015. A...

Missing ReEntrancy Guard to Withdraw function

Lines of code Vulnerability details Impact Missing ReEntrancy Guard to Withdraw function Proof of Concept There is no re-entry risk on true ERC-20 tokens that work according to the spec i.e. audited, etc.. However you can write a malicious ERC-20 with custom transferFrom or approve that have...

Moderate: Red Hat Security Advisory: gnupg2 security update

An update for gnupg2 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

gpg: Signature spoofing via status line injection

A vulnerability was found in GnuPG. This issue occurs due to an escape detection loop at the writestatustextandbuffer function in g10/cpr.c. This flaw allows a malicious actor to bypass access control...

RLSA-2022:6602 Moderate: gnupg2 security update

The GNU Privacy Guard GnuPG or GPG is a tool for encrypting data and creating digital signatures, compliant with OpenPGP and S/MIME standards. Security Fixes: gpg: Signature spoofing via status line injection CVE-2022-34903 For more details about the security issues, including the impact, a CVSS...

ALSA-2022:6602 Moderate: gnupg2 security update

The GNU Privacy Guard GnuPG or GPG is a tool for encrypting data and creating digital signatures, compliant with OpenPGP and S/MIME standards. Security Fixes: gpg: Signature spoofing via status line injection CVE-2022-34903 For more details about the security issues, including the impact, a CVSS...

GnuPG 缓冲区错误漏洞

GnuPG is a suite of open source cryptographic software from the American GNU community under the GNU General Public License. The software supports public key, symmetric encryption, hashing, and other algorithms. A security vulnerability exists in GnuPG that stems from a denial of service using...

CLSA-2022-1663183585 Fixed CVE-2022-35252 in gnupg2

CVE-2022-35252: fix buffer overflow...

SUSE-SU-2022:3267-1 Security update for libzapojit

This update for libzapojit fixes the following issues: - CVE-2021-39360: Fixed missing guard against invalid SSL certificates bsc1189844...

gpg: Signature spoofing via status line injection

A vulnerability was found in GnuPG. This issue occurs due to an escape detection loop at the writestatustextandbuffer function in g10/cpr.c. This flaw allows a malicious actor to bypass access control...

RLSA-2022:6463 Moderate: gnupg2 security update

The GNU Privacy Guard GnuPG or GPG is a tool for encrypting data and creating digital signatures, compliant with OpenPGP and S/MIME standards. Security Fixes: gpg: Signature spoofing via status line injection CVE-2022-34903 For more details about the security issues, including the impact, a CVSS...

ALSA-2022:6463 Moderate: gnupg2 security update

The GNU Privacy Guard GnuPG or GPG is a tool for encrypting data and creating digital signatures, compliant with OpenPGP and S/MIME standards. Security Fixes: gpg: Signature spoofing via status line injection CVE-2022-34903 For more details about the security issues, including the impact, a CVSS...

Incorrect Withdraw Pattern

Lines of code Vulnerability details Context: NounsDAOLogicV2.solL783-L792 Description: 1 -When we transfer ether with call, we have to check with require whether the bool value will be successful.This part is missing in the code in the contract Proof Of Concept: 2- Since the bool value is not...