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No exploitation reportedFix available

CVE-2020-7105

No exploitation reported by the sources we read.

  • Published2020-01-16
  • WeaknessCWE-476

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

async.c and dict.c in libhiredis.a in hiredis through 0.14.0 allow a NULL pointer dereference because malloc return values are unchecked.

Timeline

dates in UTC
  1. 2020-01-1604:15CVE publishedNVD

Versions per branch

NVD
Fedoraproject fedora
BranchAffectedFixed in
30.x= 30no fix published
31.x= 31no fix published
Debian debian linux
BranchAffectedFixed in
8.0= 8.0no fix published
Redislabs hiredis
BranchAffectedFixed in
0.14≤ 0.14.0no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • hiredisUbuntu:18.04:LTSall versions · no fixed version listed
  • hiredisUbuntu:16.04:LTSall versions · no fixed version listed
  • hiredisopenSUSE:Tumbleweedall versions · fixed in 1.0.0-2.6
  • hiredisMageia:7all versions · fixed in 0.13.3-4.1.mga7
  • hiredisDebian:14all versions · fixed in 0.14.0-5
  • hiredisDebian:13all versions · fixed in 0.14.0-5
  • hiredisDebian:12all versions · fixed in 0.14.0-5
  • hiredisDebian:8all versions · fixed in 0.11.0-4+deb8u1

Vendor advisories

  • CVE-2020-7105 Red Hat Product Security

    hiredis: NULL pointer dereference in async.c and dict.c in libhiredis.a

Full record on NVD

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2020-01-16
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-cjp9-9h2g-g3x5

Frequently asked questions

What is CVE-2020-7105?

async.c and dict.c in libhiredis.a in hiredis through 0.14.0 allow a NULL pointer dereference because malloc return values are unchecked.

Is CVE-2020-7105 actively exploited?

Active exploitation of CVE-2020-7105 has not been confirmed. Its EPSS score was 2.8% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-7105?

CVE-2020-7105 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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