cbcvebase.
CVE-2023-31130
published 2023-05-25

CVE-2023-31130: c-ares is an asynchronous resolver library. ares_inet_net_pton() is vulnerable to a buffer underflow for certain ipv6 addresses, in particular "0::00:00:00/2"…

PriorityP427medium6.4CVSS 3.1
AVLACHPRHUINSUCHIHAH
EPSS
0.33%
25.5th percentile
c-ares is an asynchronous resolver library. ares_inet_net_pton() is vulnerable to a buffer underflow for certain ipv6 addresses, in particular "0::00:00:00/2" was found to cause an issue. C-ares only uses this function internally for configuration purposes which would require an administrator to configure such an address via ares_set_sortlist(). However, users may externally use ares_inet_net_pton() for other purposes and thus be vulnerable to more severe issues. This issue has been fixed in 1.19.1.

Affected

29 ranges· showing 25
VendorProductVersion rangeFixed in
c-aresc-ares< 1.19.11.19.1
c-aresc-ares>= 0 < 1.17.1-1+deb11u31.17.1-1+deb11u3
c-aresc-ares>= 0 < 1.18.1-31.18.1-3
c-aresc-ares>= 0 < 1.18.1-31.18.1-3
c-aresc-ares>= 0 < 1.18.1-31.18.1-3
c-aresc-ares>= 0 < 1.15.0-1ubuntu0.31.15.0-1ubuntu0.3
c-aresc-ares>= 0 < 1.18.1-1ubuntu0.22.04.21.18.1-1ubuntu0.22.04.2
c-aresc-ares>= 0 < 1.10.0-3ubuntu0.2+esm21.10.0-3ubuntu0.2+esm2
c-aresc-ares>= 0 < 1.14.0-1ubuntu0.2+esm11.14.0-1ubuntu0.2+esm1
c-ares_projectc-ares< 1.19.11.19.1
debianc-ares< c-ares 1.18.1-3 (bookworm)c-ares 1.18.1-3 (bookworm)
debiandebian_linux
debiandebian_linux
fedoraprojectfedora
fedoraprojectfedora
msrcazl3_ceph_18.2.2-8_on_azure_linux_3.0
msrcazl3_grpc_1.42.0-7_on_azure_linux_3.0
msrcazl3_grpc_1.62.0-2_on_azure_linux_3.0
msrcazl3_rubygem-mini_portile2_2.8.4-1_on_azure_linux_3.0
msrcazl3_tensorflow_2.16.1-9_on_azure_linux_3.0
msrccbl2_c-ares_1.19.1-1_on_cbl_mariner_2.0
msrccbl2_ceph_16.2.10-7_on_cbl_mariner_2.0
msrccbl2_fluent-bit_2.1.10-1_on_cbl_mariner_2.0
msrccbl2_grpc_1.42.0-11_on_cbl_mariner_2.0
msrccbl2_nodejs18_18.17.1-2_on_cbl_mariner_2.0

CVSS provenance

nvdv3.16.4MEDIUMCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
osv6.4MEDIUM
vendor_msrc6.4MEDIUM
vendor_debian4.1MEDIUM
vendor_redhat4.1MEDIUM
vendor_ubuntu4.1MEDIUM
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