CVE-2019-12854: canonical ubuntu_linux
CVSS: 7.5v3.1HighModified
AliasesDEBIAN-CVE-2019-12854
Published 15-08-2019Last modified 04-08-2024
Vulnerability summary
CVE-2019-12854 is a high (CVSS 7.5) vulnerability in canonical ubuntu_linux. EPSS estimates a 11.71% chance of exploitation in the next 30 days, higher than 96% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
11.71%
0%100%
Medium · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 7 · Related 4Timeline
- 15-08-2019PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Due to incorrect string termination, Squid cachemgr.cgi 4.0 through 4.7 may access unallocated memory. On systems with memory access protections, this can cause the CGI process to terminate unexpectedly, resulting in a denial of service for all clients using it.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 2 agree
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
11.71%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
0.00 pp
From 11.71% on 18-09-2026
18-09-202618-10-2026
EPSS score11.71%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Debian2 products
- squid< 4.8-1
- debian_linuxEOL10.0
Canonical1 product
- ubuntu_linuxEOL16.04 | 18.04 | 19.04 | 19.10
Fedoraproject1 product
- fedoraEOL29
Opensuse1 product
- leapEOL15.0 | 15.1
Squid-cache1 product
- squid≥ 4.0, ≤ 4.7
5 vendors · 6 products
References
10 links- www.squid-cache.org/Versions/v4/changesets/squid-4-2981a957716c61ff7e21eee1d7d6eb5a237e466d.patchX Refsource MISCPatchVendor Advisory
- lists.fedoraproject.org/archives/…X Refsource CONFIRM
- lists.opensuse.org/opensuse-security-announce/2019-11/msg00053.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2019-11/msg00056.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory