src/net/http/http_transaction_winhttp.cc in Google Chrome before 1.0.154.53 uses the HTTP Host header to determine the context of a document provided in a (1) 4xx or (2) 5xx CONNECT response from a proxy server, which allows man-in-the-middle attackers to execute arbitrary web script by modifying this CONNECT response, aka an "SSL tampering" attack
Published Jun 15, 2009
5.8
MEDIUMCVSS 2.0
EPSS 1.10%
Description
src/net/http/http_transaction_winhttp.cc in Google Chrome before 1.0.154.53 uses the HTTP Host header to determine the context of a document provided in a (1) 4xx or (2) 5xx CONNECT response from a proxy server, which allows man-in-the-middle attackers to execute arbitrary web script by modifying this CONNECT response, aka an "SSL tampering" attack.
Affected products
No data.
- ≤ 1.0.154.52
- 0.2.149.29
- 0.2.149.30
- 0.2.152.1
- 0.2.153.1
- 0.3.154.0
- 0.3.154.3
- 0.4.154.18
- 0.4.154.22
- 0.4.154.31
- 0.4.154.33
- 1.0.154.36
- 1.0.154.39
- 1.0.154.42
- 1.0.154.43
- 1.0.154.46
No data.
No Red Hat product state for this CVE.
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.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:P/A:N
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
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 1.10% (0.01097) | 64.43th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.10% (0.01097) | 61.17th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.29% (0.00292) | 50.51th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.24% (0.00243) | 64.85th | v3 (v2023.03.01) |
| May 3, 2024 | 0.24% (0.00243) | 64.15th | v3 (v2023.03.01) |
| Dec 14, 2023 | 0.24% (0.00243) | 62.10th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.22% (0.00221) | 58.38th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.54% (0.01537) | 74.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.54% (0.01537) | 72.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.54% (0.01537) | 51.33th | v2 (v2022.01.01) |
References (9)
- http://code.google.com/p/chromium/issues/detail?id=7338 x_refsource_MISC
- http://code.google.com/p/chromium/issues/detail?id=8473 x_refsource_MISC
- http://research.microsoft.com/apps/pubs/default.aspx?id=79323 x_refsource_MISC
- http://research.microsoft.com/pubs/79323/pbp-final-with-update.pdf x_refsource_MISC
- http://sites.google.com/a/chromium.org/dev/getting-involved/dev-channel/release-notes/releasenotes1015453 x_refsource_CONFIRM
- http://src.chromium.org/viewvc/chrome/branches/release_154.next/src/net/http/http_transaction_winhttp.cc?r1=11621&r2=11669&pathrev=11669 x_refsource_CONFIRM
- http://src.chromium.org/viewvc/chrome?view=rev&revision=11669 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=479880 x_refsource_MISC
- https://exchange.xforce.ibmcloud.com/vulnerabilities/51194 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://code.google.com/p/chromium/issues/detail?id=7338 | x_refsource_MISC | |
| http://code.google.com/p/chromium/issues/detail?id=8473 | x_refsource_MISC | |
| http://research.microsoft.com/apps/pubs/default.aspx?id=79323 | x_refsource_MISC | |
| http://research.microsoft.com/pubs/79323/pbp-final-with-update.pdf | x_refsource_MISC | |
| http://sites.google.com/a/chromium.org/dev/getting-involved/dev-channel/release-notes/releasenotes1015453 | x_refsource_CONFIRM | |
| http://src.chromium.org/viewvc/chrome/branches/release_154.next/src/net/http/http_transaction_winhttp.cc?r1=11621&r2=11669&pathrev=11669 | x_refsource_CONFIRM | |
| http://src.chromium.org/viewvc/chrome?view=rev&revision=11669 | x_refsource_CONFIRM | |
| https://bugzilla.mozilla.org/show_bug.cgi?id=479880 | x_refsource_MISC | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/51194 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.