wget: do_conversion() heap-based buffer overflow vulnerability
Published May 17, 2019
9.8
CRITICALCVSS 3.0
EPSS 5.86%
Description
Buffer overflow in GNU Wget 1.20.1 and earlier allows remote attackers to cause a denial-of-service (DoS) or may execute an arbitrary code via unspecified vectors.
Affected products
-
- Version 1.20.1 and earlierStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| The GNU Projec | GNU Wget | n/a |
|
No data.
Red Hat Enterprise Linux 7
wget-0:1.14-18.el7_6.1
Fixed · RHSA-2019:1228
Red Hat Enterprise Linux 7.4 Advanced Update Support
wget-0:1.14-15.el7_4.2
Fixed · RHSA-2019:3168
Red Hat Enterprise Linux 7.4 Telco Extended Update Support
wget-0:1.14-15.el7_4.2
Fixed · RHSA-2019:3168
Red Hat Enterprise Linux 7.4 Update Services for SAP Solutions
wget-0:1.14-15.el7_4.2
Fixed · RHSA-2019:3168
Red Hat Enterprise Linux 7.5 Extended Update Support
wget-0:1.14-16.el7_5.1
Fixed · RHSA-2019:2979
Red Hat Enterprise Linux 8
wget-0:1.19.5-7.el8_0.1
Fixed · RHSA-2019:0983
Red Hat Enterprise Linux 5
wget
Not affected
Red Hat Enterprise Linux 6
wget
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | wget-0:1.14-18.el7_6.1 | Fixed | RHSA-2019:1228 |
| Red Hat Enterprise Linux 7.4 Advanced Update Support | wget-0:1.14-15.el7_4.2 | Fixed | RHSA-2019:3168 |
| Red Hat Enterprise Linux 7.4 Telco Extended Update Support | wget-0:1.14-15.el7_4.2 | Fixed | RHSA-2019:3168 |
| Red Hat Enterprise Linux 7.4 Update Services for SAP Solutions | wget-0:1.14-15.el7_4.2 | Fixed | RHSA-2019:3168 |
| Red Hat Enterprise Linux 7.5 Extended Update Support | wget-0:1.14-16.el7_5.1 | Fixed | RHSA-2019:2979 |
| Red Hat Enterprise Linux 8 | wget-0:1.19.5-7.el8_0.1 | Fixed | RHSA-2019:0983 |
| Red Hat Enterprise Linux 5 | wget | Not affected | n/a |
| Red Hat Enterprise Linux 6 | wget | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of wget as shipped with Red Hat Enterprise Linux 5 and 6. This issue affects the versions of wget as shipped with Red Hat Enterprise Linux 7.
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:N/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:N/C:P/I:P/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 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.86% (0.05862) | 92.97th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.14% (0.05141) | 91.30th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.78% (0.01783) | 81.07th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.96% (0.04957) | 82.39th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.78% (0.01783) | 81.48th | v4 (v2025.03.14) |
| Dec 17, 2024 | 3.06% (0.03062) | 90.78th | v3 (v2023.03.01) |
| May 10, 2024 | 4.40% (0.04399) | 92.33th | v3 (v2023.03.01) |
| Sep 10, 2023 | 5.37% (0.05371) | 92.16th | v3 (v2023.03.01) |
| Apr 23, 2023 | 3.91% (0.03914) | 90.62th | v3 (v2023.03.01) |
| Apr 7, 2023 | 3.45% (0.03448) | 90.03th | v3 (v2023.03.01) |
| Mar 21, 2023 | 2.56% (0.02560) | 88.54th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.07% (0.02068) | 87.25th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.30% (0.12300) | 89.42th | v2 (v2022.01.01) |
| Feb 3, 2022 | 7.69% (0.07689) | 84.25th | v1 |
| Jan 6, 2022 | 7.69% (0.07689) | 84.10th | v1 |
| Sep 1, 2021 | 1.82% (0.01823) | 74.64th | v1 |
| Apr 14, 2021 | 1.82% (0.01823) | 0.00th | v1 |
References (10)
- http://jvn.jp/en/jp/JVN25261088/index.html x_refsource_MISCThird Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2979 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2019:3168 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2019-5953 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1695679 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2019-5953
- https://security.gentoo.org/glsa/201908-19 vendor-advisoryx_refsource_GENTOO
- https://support.f5.com/csp/article/K14560101 x_refsource_CONFIRM
- https://www.cve.org/CVERecord?id=CVE-2019-5953
- https://www.gnu.org/software/wget/ x_refsource_MISCProduct
| Link | Providers | Tags |
|---|---|---|
| http://jvn.jp/en/jp/JVN25261088/index.html | x_refsource_MISCThird Party Advisory | |
| https://access.redhat.com/errata/RHSA-2019:2979 | vendor-advisoryx_refsource_REDHAT | |
| https://access.redhat.com/errata/RHSA-2019:3168 | vendor-advisoryx_refsource_REDHAT | |
| https://access.redhat.com/security/cve/CVE-2019-5953 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1695679 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2019-5953 | ||
| https://security.gentoo.org/glsa/201908-19 | vendor-advisoryx_refsource_GENTOO | |
| https://support.f5.com/csp/article/K14560101 | x_refsource_CONFIRM | |
| https://www.cve.org/CVERecord?id=CVE-2019-5953 | ||
| https://www.gnu.org/software/wget/ | x_refsource_MISCProduct |
Change history (0)
No recorded changes yet.