Hylafax+ Security Vulnerabilities

CVE-2013-5680

Heap-based buffer overflow in hfaxd in HylaFAX+ 5.2.4 through 5.5.3, when using LDAP authentication, might allow remote attackers to cause a denial of service (child hang) or execute arbitrary code via a long USER command.

CVE-2018-17141

HylaFAX 6.0.6 and HylaFAX+ 5.6.0 allow remote attackers to execute arbitrary code via a dial-in session that provides a FAX page with the JPEG bit enabled, which is mishandled in FaxModem::writeECMData() in the faxd/CopyQuality.c++ file.

CVE-2020-15396

In HylaFAX+ through 7.0.2 and HylaFAX Enterprise, the faxsetup utility calls chown on files in user-owned directories. By winning a race, a local attacker could use this to escalate his privileges to root.

CVE-2020-15397

HylaFAX+ through 7.0.2 and HylaFAX Enterprise have scripts that execute binaries from directories writable by unprivileged users (e.g., locations under /var/spool/hylafax that are writable by the uucp account). This allows these users to execute code in the context of the user calling these binarie...

CVE-2020-8024

A Incorrect Default Permissions vulnerability in the packaging of hylafax+ of openSUSE Leap 15.2, openSUSE Leap 15.1, openSUSE Factory allows local attackers to escalate from user uucp to users calling hylafax binaries. This issue affects: openSUSE Leap 15.2 hylafax+ versions prior to 7.0.2-lp152.2...