CVE-2021-3756

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-3756
libmysofa is vulnerable to Heap-based Buffer Overflow

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://github.com/hoene/libmysofa/commit/890400ebd092c574707d0c132124f8ff047e20e1 Patch Third Party Advisory
https://huntr.dev/bounties/7ca8d9ea-e2a6-4294-af28-70260bb53bc1 Exploit Issue Tracking Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PGQ45S4RH7MC42NHTAGOIHYR4C5IRTMZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WGY7TAZX2M4NYXXGNHIBBKKN5XMSMKQ4/
https://github.com/hoene/libmysofa/commit/890400ebd092c574707d0c132124f8ff047e20e1 Patch Third Party Advisory
https://huntr.dev/bounties/7ca8d9ea-e2a6-4294-af28-70260bb53bc1 Exploit Issue Tracking Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PGQ45S4RH7MC42NHTAGOIHYR4C5IRTMZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WGY7TAZX2M4NYXXGNHIBBKKN5XMSMKQ4/
Configurations

Configuration 1 (hide)

cpe:2.3:a:symonics:libmysofa:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
History

21 Nov 2024, 06:22

Type Values Removed Values Added
References () https://github.com/hoene/libmysofa/commit/890400ebd092c574707d0c132124f8ff047e20e1 - Patch, Third Party Advisory () https://github.com/hoene/libmysofa/commit/890400ebd092c574707d0c132124f8ff047e20e1 - Patch, Third Party Advisory
References () https://huntr.dev/bounties/7ca8d9ea-e2a6-4294-af28-70260bb53bc1 - Exploit, Issue Tracking, Patch, Third Party Advisory () https://huntr.dev/bounties/7ca8d9ea-e2a6-4294-af28-70260bb53bc1 - Exploit, Issue Tracking, Patch, Third Party Advisory
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PGQ45S4RH7MC42NHTAGOIHYR4C5IRTMZ/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PGQ45S4RH7MC42NHTAGOIHYR4C5IRTMZ/ -
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WGY7TAZX2M4NYXXGNHIBBKKN5XMSMKQ4/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WGY7TAZX2M4NYXXGNHIBBKKN5XMSMKQ4/ -

22 Dec 2021, 17:37

Type Values Removed Values Added
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PGQ45S4RH7MC42NHTAGOIHYR4C5IRTMZ/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PGQ45S4RH7MC42NHTAGOIHYR4C5IRTMZ/ - Mailing List, Third Party Advisory
CPE cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

16 Dec 2021, 03:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PGQ45S4RH7MC42NHTAGOIHYR4C5IRTMZ/ -

14 Dec 2021, 15:47

Type Values Removed Values Added
CPE cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WGY7TAZX2M4NYXXGNHIBBKKN5XMSMKQ4/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WGY7TAZX2M4NYXXGNHIBBKKN5XMSMKQ4/ - Mailing List, Third Party Advisory

10 Dec 2021, 03:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WGY7TAZX2M4NYXXGNHIBBKKN5XMSMKQ4/ -

03 Nov 2021, 00:05

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : 7.5
v3 : 9.8
CPE cpe:2.3:a:symonics:libmysofa:*:*:*:*:*:*:*:*
CWE CWE-122 CWE-787
References (MISC) https://github.com/hoene/libmysofa/commit/890400ebd092c574707d0c132124f8ff047e20e1 - (MISC) https://github.com/hoene/libmysofa/commit/890400ebd092c574707d0c132124f8ff047e20e1 - Patch, Third Party Advisory
References (CONFIRM) https://huntr.dev/bounties/7ca8d9ea-e2a6-4294-af28-70260bb53bc1 - (CONFIRM) https://huntr.dev/bounties/7ca8d9ea-e2a6-4294-af28-70260bb53bc1 - Exploit, Issue Tracking, Patch, Third Party Advisory

29 Oct 2021, 17:02

Type Values Removed Values Added
New CVE
Information

Published : 2021-10-29 16:15

Updated : 2024-11-21 06:22

NVD link : CVE-2021-3756

Mitre link : CVE-2021-3756

CVE.ORG link : CVE-2021-3756

JSON object : View

Products Affected

fedoraproject

  • fedora

symonics

  • libmysofa
CWE
CWE-122

Heap-based Buffer Overflow

CWE-787

Out-of-bounds Write