CVE-2015-2305
What it is
Integer overflow in the regcomp implementation in the Henry Spencer BSD regex library (aka rxspencer) alpha3.8.g5 on 32-bit platforms, as used in NetBSD through 6.1.5 and other products, might allow context-dependent attackers to execute arbitrary code via a large regular expression that leads to a heap-based buffer overflow.
At a glance
- Exploitability
- Can be exploited over the network without logging in. Limited direct impact.
- Exploit odds
- 8.9% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 8.9% in the next 30 days (EPSS).
- Severity: 6.8 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 8.9% · EPSS, next 30 days
- Weakness
- CWE-190 · Integer overflow
- Record status
- Modified
Affected
- Rxspencer Project Rxspencer 3.8.g5
- Canonical Ubuntu Linux 10.04
- Canonical Ubuntu Linux 12.04
- Canonical Ubuntu Linux 14.04
- Canonical Ubuntu Linux 14.10
- Canonical Ubuntu Linux 15.04
- Debian Linux 7.0
- Debian Linux 8.0
Attack profile CVSS 2.0 · 6.8
- Attack vector
- Network
- Complexity
- Medium
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- Partial
- Availability
- Partial
Raw vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2015-2305.md and follow it. Check whether this project is affected by CVE-2015-2305. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
References
- http://blog.clamav.net/2015/04/clamav-0987-has-been-released.html
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html
- http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00026.html
- http://lists.opensuse.org/opensuse-updates/2015-04/msg00002.html
- http://lists.opensuse.org/opensuse-updates/2015-05/msg00024.html
- http://marc.info/?l=bugtraq&m=143403519711434&w=2
- http://openwall.com/lists/oss-security/2015/02/07/14
- http://openwall.com/lists/oss-security/2015/03/11/8
- http://php.net/ChangeLog-5.php
- http://rhn.redhat.com/errata/RHSA-2015-1053.html
- http://rhn.redhat.com/errata/RHSA-2015-1066.html
- http://www.debian.org/security/2015/dsa-3195
- http://www.kb.cert.org/vuls/id/695940
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://www.securityfocus.com/bid/72611
- http://www.securitytracker.com/id/1031947
- http://www.ubuntu.com/usn/USN-2572-1
- http://www.ubuntu.com/usn/USN-2594-1
- https://guidovranken.wordpress.com/2015/02/04/full-disclosure-heap-overflow-in-h-spencers-regex-library-on-32-bit-systems/
- https://support.apple.com/HT205267
- http://blog.clamav.net/2015/04/clamav-0987-has-been-released.html
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html
- http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00026.html