Vulnerability Monitor

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CVE-2017-15094

An issue has been found in the DNSSEC parsing code of PowerDNS Recursor from 4.0.0 up to and including 4.0.6 leading to a memory leak when parsing specially crafted DNSSEC ECDSA keys. These keys are only parsed when validation is enabled by setting dnssec to a value other than off or process-no-validate (default).

Published

2018-01-23T15:29:00.417

Last Modified

2024-11-21T03:14:03.510

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 5.9 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Secondary
CWE-401
Type: Primary
CWE-772

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	powerdns	recursor	≤ 4.0.6	Yes

References

http://www.securityfocus.com/bid/101982 Third Party Advisory, VDB Entry ([email protected])
https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-07.html Mitigation, Patch, Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/101982 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-07.html Mitigation, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)