CVE-2022-38177CWE-401

CVE-2022-38177

High · published September 21, 2022

CVSS v3.1
7.5
EPSS
3%
Percentile
88.4
In the wild
Unconfirmed
What it is

By spoofing the target resolver with responses that have a malformed ECDSA signature, an attacker can trigger a small memory leak. It is possible to gradually erode available memory to the point where named crashes for lack of resources.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.03288 · 88.4th percentile
Weakness
CWE-401 · Missing Release of Memory after Effective Lifetime
Published
2022-09-21T15:15Z
Affected products (34)
ProductVersionsFixed in
isc/bind≥ 9.8.4, ≤ 9.16.32—
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debian/debian_linuxall versions—
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fedoraproject/fedoraall versions—
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netapp/active_iq_unified_managerall versions—
References (18)
http://www.openwall.com/lists/oss-security/2022/09/21/3 · [email protected]https://kb.isc.org/docs/cve-2022-38177 · [email protected]https://lists.debian.org/debian-lts-announce/2022/10/msg00007.html · [email protected]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/ · [email protected]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/ · [email protected]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/ · [email protected]https://security.gentoo.org/glsa/202210-25 · [email protected]https://security.netapp.com/advisory/ntap-20221228-0010/ · [email protected]https://www.debian.org/security/2022/dsa-5235 · [email protected]http://www.openwall.com/lists/oss-security/2022/09/21/3 · af854a3a-2127-422b-91ae-364da2661108https://kb.isc.org/docs/cve-2022-38177 · af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2022/10/msg00007.html · af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/ · af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/ · af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/ · af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202210-25 · af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20221228-0010/ · af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2022/dsa-5235 · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 21 SEP 10:15Z
    Memory leak in ECDSA DNSSEC verification code
    cvelistv5