MEDIUM
CVE-2020-14155
CWE-190Published: June 15, 2020· Updated: Jun 17, 2026
5.3
CVSS v3.1
Official Description
libpcre in PCRE before 8.44 allows an integer overflow via a large number after a (?C substring.
Technical Analysis
CVE-2020-14155 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityLow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected Vendors & Products
Apple1 product(s)
macos
GitLab1 product(s)
gitlab
netapp15 product(s)
active iq unified managercloud backupclustered data ontapontap select deploy administration utilitysteelstore cloud integrated storageh410c firmwareh410ch300s firmwareh300sh500s firmwareh500sh700s firmware+3
Oracle1 product(s)
communications cloud native core policy
pcre1 product(s)
pcre
splunk1 product(s)
universal forwarder
Source: NVD CPE · 21 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (20)
→
http://seclists.org/fulldisclosure/2020/Dec/32Mailing List · Third Party Advisory
→
http://seclists.org/fulldisclosure/2021/Feb/14Mailing List · Third Party Advisory
→
https://about.gitlab.com/releases/2020/07/01/security-release-13-1-2-release/Third Party Advisory
→
https://bugs.gentoo.org/717920Issue Tracking · Patch · Third Party Advisory
→
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3EMailing List · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20221028-0010/Third Party Advisory
→
https://support.apple.com/kb/HT211931Third Party Advisory
→
https://support.apple.com/kb/HT212147Third Party Advisory
→
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch · Third Party Advisory
→
https://www.pcre.org/original/changelog.txtRelease Notes · Vendor Advisory
→
http://seclists.org/fulldisclosure/2020/Dec/32Mailing List · Third Party Advisory
→
http://seclists.org/fulldisclosure/2021/Feb/14Mailing List · Third Party Advisory
→
https://about.gitlab.com/releases/2020/07/01/security-release-13-1-2-release/Third Party Advisory
→
https://bugs.gentoo.org/717920Issue Tracking · Patch · Third Party Advisory
→
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3EMailing List · Third Party Advisory
Quick Facts
CVE IDCVE-2020-14155
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-190
CISA KEVNo
Affected6 vendor(s)
PublishedJun 15, 2020
Related CVEs (CWE-190)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-14155 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.