Seth Manesse and Paul Plasil discovered that HAProxy incorrectly handled URI components containing the hash character (#). A remote attacker could possibly use this issue to obtain sensitive information, or to bypass certain path_end rules.
{
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "haproxy",
"binary_version": "1.6.3-1ubuntu0.3+esm1"
},
{
"binary_name": "vim-haproxy",
"binary_version": "1.6.3-1ubuntu0.3+esm1"
}
]
}
{
"cves": [
{
"id": "CVE-2023-45539",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
],
"ecosystem": "Ubuntu:Pro:16.04:LTS"
}
{
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "haproxy",
"binary_version": "1.8.8-1ubuntu0.13+esm2"
},
{
"binary_name": "vim-haproxy",
"binary_version": "1.8.8-1ubuntu0.13+esm2"
}
]
}
{
"cves": [
{
"id": "CVE-2023-45539",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
],
"ecosystem": "Ubuntu:Pro:18.04:LTS"
}