USN-6112-2 (UBUNTU-CVE-2023-31484)
Vulnerability from osv_ubuntu – Published: 2023-06-05 10:31 – Updated: 2026-04-22 07:37 – Source website
VLAI
Summary
perl vulnerability
Details
USN-6112-1 fixed vulnerabilities in Perl. This update provides the corresponding updates for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 22.10, and Ubuntu 23.04.
Original advisory details:
It was discovered that Perl was not properly verifying TLS certificates when using CPAN together with HTTP::Tiny to download modules over HTTPS. If a remote attacker were able to intercept communications, this flaw could potentially be used to install altered modules.
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2023-31484",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:20.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libperl5.30",
"binary_version": "5.30.0-9ubuntu0.4"
},
{
"binary_name": "perl",
"binary_version": "5.30.0-9ubuntu0.4"
},
{
"binary_name": "perl-base",
"binary_version": "5.30.0-9ubuntu0.4"
},
{
"binary_name": "perl-debug",
"binary_version": "5.30.0-9ubuntu0.4"
},
{
"binary_name": "perl-modules-5.30",
"binary_version": "5.30.0-9ubuntu0.4"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "perl",
"purl": "pkg:deb/ubuntu/perl@5.30.0-9ubuntu0.4?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "5.30.0-9ubuntu0.4"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.28.1-6build1",
"5.30.0-7",
"5.30.0-9",
"5.30.0-9build1",
"5.30.0-9ubuntu0.2",
"5.30.0-9ubuntu0.3"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2023-31484",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:22.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libperl5.34",
"binary_version": "5.34.0-3ubuntu1.2"
},
{
"binary_name": "perl",
"binary_version": "5.34.0-3ubuntu1.2"
},
{
"binary_name": "perl-base",
"binary_version": "5.34.0-3ubuntu1.2"
},
{
"binary_name": "perl-debug",
"binary_version": "5.34.0-3ubuntu1.2"
},
{
"binary_name": "perl-modules-5.34",
"binary_version": "5.34.0-3ubuntu1.2"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "perl",
"purl": "pkg:deb/ubuntu/perl@5.34.0-3ubuntu1.2?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "5.34.0-3ubuntu1.2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.32.1-3ubuntu3",
"5.34.0-3ubuntu1",
"5.34.0-3ubuntu1.1"
]
}
],
"aliases": [],
"details": "USN-6112-1 fixed vulnerabilities in Perl. This update provides the\ncorresponding updates for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu\n22.10, and Ubuntu 23.04.\n\nOriginal advisory details:\n\n It was discovered that Perl was not properly verifying TLS certificates\n when using CPAN together with HTTP::Tiny to download modules over HTTPS.\n If a remote attacker were able to intercept communications, this flaw\n could potentially be used to install altered modules.\n",
"id": "USN-6112-2",
"modified": "2026-04-22T07:37:05Z",
"published": "2023-06-05T10:31:20Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-6112-2"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2023-31484"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "perl vulnerability",
"upstream": [
"UBUNTU-CVE-2023-31484"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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