CVE-2020-6582: fedoraproject fedora
CVSS: 7.5v3.1HighModified
AliasesALPINE-CVE-2020-6582UBUNTU-CVE-2020-6582DEBIAN-CVE-2020-6582
Published 16-03-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-6582 is a high (CVSS 7.5) vulnerability in fedoraproject fedora. EPSS estimates a 4.44% chance of exploitation in the next 30 days, higher than 91.3% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
4.44%
0%100%
Low · +0.47 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 1Timeline
- 16-03-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Nagios NRPE 3.2.1 has a Heap-Based Buffer Overflow, as demonstrated by interpretation of a small negative number as a large positive number during a bzero call.
CVSS metrics
5 scores · 4 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
4.44%
Chance of exploitation in the next 30 days
Percentile
91%
Versus all other CVEs
30-day change
+0.47 pp
From 3.97% on 21-09-2026
21-09-202621-10-2026
EPSS score4.44%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (herolab.usd.de)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-681Incorrect Conversion between Numeric TypesWhen converting from one data type to another, such as long to integer, data can be omitted or translated in a way that produces unexpected values. If the resulting values are used in a sensitive context, then dangerous behaviors may occur.
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Alpine1 product
- nrpe< 4.0.0-r0
Debian1 product
- nagios-nrpe< 4.0.0-1
Fedoraproject1 product
- fedoraEOL32
Nagios1 product
Ubuntu1 product
- nagios-nrpeAll versions (No fix recorded)
5 vendors · 5 products
