CVE-2020-12135

· MEDIUMModified

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CVSS v3.1

5.5

EPSS

1.17%

Published

Apr 23, 2020

Modified

Nov 21, 2024

Public PoC / Exploit (1)

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Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

Description

bson before 0.8 incorrectly uses int rather than size_t for many variables, parameters, and return values. In particular, the bson_ensure_space() parameter bytesNeeded could have an integer overflow via properly constructed bson input.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-190

Affected Products (2)

whoopsie_project · whoopsievulnerable

mongodb · c_driver (up to 0.8)vulnerable

References (8)

https://bugs.launchpad.net/ubuntu/+source/whoopsie/+bug/1872560

ExploitThird Party Advisory

https://github.com/10gen-archive/mongo-c-driver-legacy/commit/1a1f5e26a4309480d88598913f9eebf9e9cba8ca#diff-f7d29a680148f52d6601f59ed787f577

PatchThird Party Advisory

https://launchpadlibrarian.net/474887364/bson-fix-overflow.patch

PatchThird Party Advisory

https://usn.ubuntu.com/4450-1/

https://bugs.launchpad.net/ubuntu/+source/whoopsie/+bug/1872560

ExploitThird Party Advisory

https://github.com/10gen-archive/mongo-c-driver-legacy/commit/1a1f5e26a4309480d88598913f9eebf9e9cba8ca#diff-f7d29a680148f52d6601f59ed787f577

PatchThird Party Advisory

https://launchpadlibrarian.net/474887364/bson-fix-overflow.patch

PatchThird Party Advisory

https://usn.ubuntu.com/4450-1/

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