#VU33071 Heap-based buffer overflow in Poppler - CVE-2015-8868
Vulnerability identifier: #VU33071
Vulnerability risk: Medium
CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID:
CWE-ID:
CWE-122
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Poppler
Client/Desktop applications /
Office applications
Vendor: Freedesktop.org
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Heap-based buffer overflow in the ExponentialFunction::ExponentialFunction function in Poppler before 0.40.0. A remote attacker can use an invalid blend mode in the ExtGState dictionary in a crafted PDF document. to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Update to version 0.40.0.
Vulnerable software versions
Poppler: 0.1 - 0.39.0
External links
https://lists.fedoraproject.org/pipermail/package-announce/2016-April/183107.html
https://lists.fedoraproject.org/pipermail/package-announce/2016-April/183142.html
https://lists.opensuse.org/opensuse-updates/2016-05/msg00068.html
https://lists.opensuse.org/opensuse-updates/2016-06/msg00077.html
https://rhn.redhat.com/errata/RHSA-2016-2580.html
https://www.debian.org/security/2016/dsa-3563
https://www.openwall.com/lists/oss-security/2016/04/12/1
https://www.securityfocus.com/bid/89324
https://www.ubuntu.com/usn/USN-2958-1
https://bugs.freedesktop.org/show_bug.cgi?id=93476
https://cgit.freedesktop.org/poppler/poppler/commit/?id=b3425dd3261679958cd56c0f71995c15d2124433
https://poppler.freedesktop.org/releases.html
https://security.gentoo.org/glsa/201611-15
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
