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CVE
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CVE-2019-20387Date: (C)2020-01-22   (M)2023-12-22


repodata_schema2id in repodata.c in libsolv before 0.7.6 has a heap-based buffer over-read via a last schema whose length is less than the length of the input schema.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 7.5CVSS Score : 5.0
Exploit Score: 3.9Exploit Score: 10.0
Impact Score: 3.6Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: NONE
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: NONEAvailability: PARTIAL
Integrity: NONE 
Availability: HIGH 
  
Reference:
https://lists.debian.org/debian-lts-announce/2020/01/msg00034.html
https://github.com/openSUSE/libsolv/commit/fdb9c9c03508990e4583046b590c30d958f272da
https://github.com/openSUSE/libsolv/compare/0.7.5...0.7.6

CWE    1
CWE-125
OVAL    6
oval:org.secpod.oval:def:67971
oval:org.secpod.oval:def:504782
oval:org.secpod.oval:def:2500048
oval:org.secpod.oval:def:1504094
...

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