exiv2: heap-based buffer over-read via a crafted image file
Published Sep 2, 2018
6.5
MEDIUMCVSS 3.0
EPSS 2.73%
Description
Exiv2::Internal::PngChunk::parseTXTChunk in Exiv2 v0.26 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted image file, a different vulnerability than CVE-2018-10999.
Affected products
No data.
Configuration 2
- 14.04
- 16.04
- 18.04
- 18.10
- 8.0
No data.
Red Hat Enterprise Linux 6
exiv2
Will not fix
Red Hat Enterprise Linux 7
exiv2
Will not fix
Red Hat Enterprise Linux 8
exiv2
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | exiv2 | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | exiv2 | Will not fix | n/a |
| Red Hat Enterprise Linux 8 | exiv2 | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 2.73% (0.02730) | 85.59th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.73% (0.02730) | 84.11th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.33% (0.00332) | 71.43th | v3 (v2023.03.01) |
| Jun 17, 2024 | 0.33% (0.00332) | 71.24th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.33% (0.00325) | 69.96th | v3 (v2023.03.01) |
| Jan 23, 2024 | 0.33% (0.00325) | 67.71th | v3 (v2023.03.01) |
| Aug 26, 2023 | 0.46% (0.00457) | 72.14th | v3 (v2023.03.01) |
| May 8, 2023 | 0.40% (0.00399) | 69.62th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.48% (0.00479) | 72.06th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.30% (0.01300) | 31.12th | v1 |
| Jan 6, 2022 | 1.30% (0.01300) | 30.48th | v1 |
| Sep 1, 2021 | 1.30% (0.01300) | 69.44th | v1 |
| Apr 14, 2021 | 1.30% (0.01300) | 0.00th | v1 |
References (7)
- https://access.redhat.com/security/cve/CVE-2018-16336 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1624977 Issue Tracking
- https://github.com/Exiv2/exiv2/issues/400 x_refsource_MISCThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/10/msg00012.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-16336
- https://usn.ubuntu.com/3852-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-16336
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2018-16336 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1624977 | Issue Tracking | |
| https://github.com/Exiv2/exiv2/issues/400 | x_refsource_MISCThird Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2018/10/msg00012.html | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-16336 | ||
| https://usn.ubuntu.com/3852-1/ | vendor-advisoryx_refsource_UBUNTUThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2018-16336 |
Change history (0)
No recorded changes yet.