CVE-2014-2525

Home/CVE/Heap-based buffer overflow in the yaml_parser_scan_uri_escapes function in LibYAML before 0.1.6 allows context-dependent

CVE

Heap-based buffer overflow in the yaml_parser_scan_uri_escapes function in LibYAML before 0.1.6 allows context-dependent

Heap-based buffer overflow in the yaml_parser_scan_uri_escapes function in LibYAML before 0.1.6 allows context-dependent attackers to execute arbitrary code via a long sequence of percent-encoded characters in a URI in a YAML file.

MEDIUM · CVSS 6.8 EPSS 0.61898

Act now

EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
EPSS percentile: top 2% of all CVEs by exploitation likelihood
Public exploit or PoC is available

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer

▤

Affected Products & Versions

pyyaml libyaml<= 0.1.5
pyyaml libyamlall versions
opensuse leapall versions
opensuseall versions

⚠

Public Exploits & PoCs

pocbitbucket.org · bce8b60f0b9af69fa9fab3093d0a41ba243de048bitbucket.org

▣

Scoring & Timeline

6.8

MEDIUM · CVSS v2 (legacy) · cve@mitre.org

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Published to NVD28 Mar 2014 · 03:55 PM

⚑

Vendor Advisories

suse-csafopenSUSE-SU-2024:10029-1
suse-csafopenSUSE-SU-2024:10520-1
suse-csafSUSE-SU-2015:0953-1
suse-csafSUSE-SU-2015:0953-2
usnUSN-2161-1
Show all 11 vendor advisoriesusnUSN-2160-1
rhsaRHSA-2014:0355Important
rhsaRHSA-2014:0353Important
rhsaRHSA-2014:0364Important
rhsaRHSA-2014:0354Important
rhsaRHSA-2014:0415Important

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://advisories.mageia.org/MGASA-2014-0150.htmlThird Party Advisory

http://lists.opensuse.org/opensuse-updates/2014-04/msg00022.htmlThird Party Advisory

http://lists.opensuse.org/opensuse-updates/2015-02/msg00078.htmlThird Party Advisory

http://lists.opensuse.org/opensuse-updates/2016-04/msg00050.htmlThird Party Advisory

http://rhn.redhat.com/errata/RHSA-2014-0353.html

http://rhn.redhat.com/errata/RHSA-2014-0354.html

Show all 21 references

http://rhn.redhat.com/errata/RHSA-2014-0355.html

http://secunia.com/advisories/57836

http://secunia.com/advisories/57966

http://secunia.com/advisories/57968

http://support.apple.com/kb/HT6443

http://www.debian.org/security/2014/dsa-2884

http://www.debian.org/security/2014/dsa-2885

http://www.getchef.com/blog/2014/04/09/chef-server-11-0-12-release/

http://www.getchef.com/blog/2014/04/09/enterprise-chef-1-4-9-release/

http://www.getchef.com/blog/2014/04/09/enterprise-chef-11-1-3-release/

http://www.mandriva.com/security/advisories?name=MDVSA-2015:060

http://www.ocert.org/advisories/ocert-2014-003.htmlUS Government Resource

http://www.securityfocus.com/bid/66478

http://www.ubuntu.com/usn/USN-2160-1

https://puppet.com/security/cve/cve-2014-2525

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