CVE-2020-7105 : async.c and dict.c in libhiredis.a in hiredis through 0.14.0 allow a NULL pointe

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.

Published 2020-01-16 04:15:12

Updated 2023-01-31 20:59:44

Source MITRE

View at NVD, CVE.org

Vulnerability category: Memory Corruption

Products affected by CVE-2020-7105

Debian » Debian Linux » Version: 8.0
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 31
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 30
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
Matching versions
Redislabs » Hiredis
Versions up to, including, (<=) 0.14.0
cpe:2.3:a:redislabs:hiredis:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.35%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 72 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

Assigned by: nvd@nist.gov (Primary)

https://lists.debian.org/debian-lts-announce/2020/01/msg00028.html

[SECURITY] [DLA 2083-1] hiredis security update
Mailing List;Third Party Advisory
https://github.com/redis/hiredis/issues/747

Null pointer dereferencing in dict.c and async.c · Issue #747 · redis/hiredis · GitHub
Exploit;Issue Tracking;Patch;Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/76ZDGWBV3YEEQ2YC65ZJEQLKQFVFBZHX/

[SECURITY] Fedora 30 Update: hiredis-0.13.3-13.fc30 - package-announce - Fedora Mailing-Lists
Mailing List;Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZKOTCIYFEWJJILUGL4JQ3CJAM3TWYZ2A/

[SECURITY] Fedora 31 Update: hiredis-0.13.3-13.fc31 - package-announce - Fedora Mailing-Lists
Mailing List;Third Party Advisory

Jump to