Use After Free in Gnu Ed
CVE-2017-5357
regex.c in GNU ed before 1.14.1 allows attackers to cause a denial of service (crash) via a malformed command, which triggers an invalid free.
Vulnerability class: Use-After-Free
EPSS: 0.030 (86.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Gnu Ed
- Fedoraproject Fedora — versions 25
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@debian.org (mailing-list, x_refsource_MLIST, Patch, Mailing List, Third Party Advisory)
- security@debian.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- security@debian.org (Vendor Advisory, mailing-list, x_refsource_MLIST)
- security@debian.org (vendor-advisory, x_refsource_FEDORA)
- security@debian.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- security@debian.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- security@debian.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-5357?
- CVE-2017-5357 is a high-severity vulnerability in Gnu Ed, classified under Use After Free. CVSS score: 7.5/10. Published 2017-02-17.
- How severe is CVE-2017-5357?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-5357 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.